# Confident AI

>[Confident AI](https://confident-ai.com) is a creator of the `DeepEval`.
>
>[DeepEval](https://github.com/confident-ai/deepeval) is a package for unit testing LLMs.
> Using `DeepEval`, everyone can build robust language models through faster iterations
> using both unit testing and integration testing. `DeepEval provides support for each step in the iteration
> from synthetic data creation to testing.

## Installation and Setup

You need to get the [DeepEval API credentials](https://app.confident-ai.com).

You need to install the `DeepEval` Python package:

```bash
pip install deepeval
```

## Callbacks

See an [example](/docs/integrations/callbacks/confident).

```python
from langchain.callbacks.confident_callback import DeepEvalCallbackHandler
```
